German Voter Polls
Show a Tighter Race

FRANKFURT -- It is looking increasingly likely that Angela Merkel will become Germany's next chancellor in Sunday's election, but whom she governs with -- and what economic policy she can carry out -- is increasingly up for grabs.

Ms. Merkel's center-right Christian Democrats are the clear favorite to snare the biggest share of votes, but in the stretch run her coalition's poll numbers have been slipping to just short of an outright...